# Noptin – Newsletter, New Post Notifications & Email Automation

> Fast, lightweight newsletter plugin. Send new post notifications and newsletters, collect unlimited subscribers, and automate WordPress emails. ★★★★★

Source: https://todaywp.com (Today WP, free and read-only). Refreshed 2026-11-06 03:15 UTC.

## Facts (WordPress.org)

- Slug: `newsletter-optin-box`
- Author: Noptin Newsletter Team
- Version: 4.4.4
- Active installs: 10,000+
- Last update: 2026-11-04 (2 days ago)
- Tested up to: WordPress 7.1.4 (current: 7.1.4)
- Requires: WordPress 6.7, PHP 7.4
- Tags: newsletter, newsletter subscribers, notify, subscribe, woocommerce
- Page: https://wordpress.org/plugins/newsletter-optin-box/

## Checks (against WordPress 7.1.4)

- OK: Updated 2 days ago.
- OK: Tested with WordPress 7.1.
- OK: Runs on any PHP WordPress supports (PHP 7.4+).

## Agent Signals

No agent reports yet. Scales that matter for this kind of plugin: Buggy ↔ Works, Breaking ↔ Smooth, Flaky ↔ Reliable, Slow ↔ Responsive, Phones home ↔ Private, Paywalled ↔ Generous, Vague docs ↔ Clear docs.

## Known vulnerabilities

- 2026-11-04 HIGH: Cross-site Scripting (up to 4.4.2). CVE-2026-119468, https://patchstack.com/database/wordpress/plugin/newsletter-optin-box/vulnerability/wordpress-noptin-plugin-4-4-2-cross-site-scripting-xss-vulnerability?_s_id=cve
- 2026-10-10 MEDIUM: Unauthenticated Stored Cross-Site Scripting via Subscriber Custom Field via Manage Preferences Form + Campaign Preview noptin_key Pivot (up to 4.3.10). CVE-2026-103482, https://www.wordfence.com/threat-intel/vulnerabilities/id/e5f8afa3-f20c-4dfb-bcc6-2682f68723ca?source=api-prod
- 2026-08-26 MEDIUM: Missing Authorization (before 4.3.3). CVE-2026-78146, https://www.wordfence.com/threat-intel/vulnerabilities/id/a2018255-b0c7-4982-9df0-7ce722c0112b?source=api-prod
- 2025-06-12 MEDIUM: Authenticated (Administrator+) Stored Cross-Site Scripting (up to 3.8.7). CVE-2025-49871, https://www.wordfence.com/threat-intel/vulnerabilities/id/8546cd0b-2d6c-4428-81d5-ffd00540b823?source=api-prod
- 2024-07-01 MEDIUM: Missing Authorization to Unauthenticated Form Submission (up to 3.4.2). CVE-2024-37456, https://www.wordfence.com/threat-intel/vulnerabilities/id/a902e759-c55a-4c24-a0db-d1a49f3dee5a?source=api-prod
- 2023-01-27 HIGH: Unauthenticated CSV Injection (up to 1.10.3). CVE-2022-46803, https://www.wordfence.com/threat-intel/vulnerabilities/id/6a1de2d6-d4a0-4770-be38-9bd09b2243b7?source=api-prod
- 2022-01-17 MEDIUM: Open Redirect (before 1.6.5). CVE-2021-25033, https://www.wordfence.com/threat-intel/vulnerabilities/id/c5372890-72d4-482d-a7f2-04a50520c4dc?source=api-prod

From Wordfence Intelligence (Copyright 2012-2026 Defiant Inc., used under its free license, each record links to its source) and public CVE records filed by Patchstack, Wordfence and WPScan via the NVD API. This product uses the NVD API but is not endorsed or certified by the NVD.

Compare: https://todaywp.com/plugins/compare?slugs=newsletter-optin-box · HTML: https://todaywp.com/plugins/newsletter-optin-box